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Winora Sinus R8E (Lowstep)

bikeexchange:winora_sinus_r8e_lowstep_2023 · source URL · confidence 0.71 · GTIN 4054624142468

Eligibility

Cannot win: confidence 0.71 below 0.75; e-bike bikes are not value-ranked yet (no e-bike-specific equipment model)

Size decisions

retailer labelalphacomparable cmmatchmappingin stockvariant priceevidence
46cm—46 cmexact scalestated by the retaileryes€2.774,2546cm
50cm—50 cmexact scalestated by the retaileryes€2.219,4050cm
54cm—54 cmexact scalestated by the retaileryes€3.43954cm

A shopper asking for: 54 → 54cm in stock · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible

Identity

Canonical configuration: Winora | Sinus R8E (Lowstep) | Nexus | 2025
Confidence: high

retailerpricesizes in stock
BikeExchange€2.219,4046cm, 50cm, 54cmdebug
Bike-Mailorder€3.799nonedebug

Provenance — why we believe each fact

fieldsourceevidence
brandretailer:bikeexchange / parseWinora
modelretailer:bikeexchange / derivedWinora Sinus R8E (Lowstep)
modelYearretailer:bikeexchange / parseJahr: 2025
categoryretailer:bikeexchange / derivedretailer taxonomy
groupsetFamilyretailer:bikeexchange / dictionaryShimano, Nexus, Twist shifter || Shimano, Nexus | alu hub
electronicShiftingretailer:bikeexchange / derivedShimano, Nexus, Twist shifter || Shimano, Nexus | alu hub
suspensionretailer:bikeexchange / derivedsuspension fork "SR Suntour, NEX E25-HLO, Lockout, Stahlfeder, Federweg= 63 m" and no rear shock in a 46-field spec table
forkretailer:bikeexchange / parseSR Suntour, NEX E25-HLO, Lockout, Stahlfeder, Federweg= 63 mm, Aluschaft 1 1/8" - 1 1/2" tapered
dropperPostretailer:bikeexchange / derivedseatpost row "XLC, Aluminium, Patent suspension, 31.6 mm" names no dropper, in a 46-field spec table
beltDriveretailer:bikeexchange / parseGates, CarbonDrive | Winora, geschmiedet, Aluminium | Gates,
rackretailer:bikeexchange / parseRacktime, RT-336, 25 kg
mudguardsretailer:bikeexchange / parseSKS, Chromoplastics
kickstandretailer:bikeexchange / parseUrsus, Mooi, hinterer Ständer
lightingretailer:bikeexchange / parseAXA, Juno Ebike
wheelMaterialretailer:bikeexchange / parseAluminium
powerMeterretailer:bikeexchange / derivedabsent from a 46-field spec table
availabilityretailer:bikeexchange / derivedsizes 3: 3 stocked, 0 gone, 0 unread
sellerretailer:bikeexchange / parse50cm: E-Bike Center Bredstedt
ebike.motorretailer:bikeexchange / parseBosch | Bosch, Performance Line Smart System, 250W, 75 Nm
ebike.motor.positionretailer:bikeexchange / parseMittelmotor
ebike.motor.torqueNmretailer:bikeexchange / parse75 Nm
ebike.motor.powerretailer:bikeexchange / parseBosch | Bosch, Performance Line Smart System, 250W, 75 Nm
ebike.battery.capacityWhretailer:bikeexchange / parse500 Wh
ebike.battery.integrationretailer:bikeexchange / parsePowerTube
ebike.speedClassretailer:bikeexchange / parseMaximale Motorunterstützung: bis 25 km/h
ebike.displayretailer:bikeexchange / parseDisplay: Intuvia 100 + LED Remote
ebike.maxSystemWeightKgretailer:bikeexchange / parseZulässiges Gesamtgewicht: 130.0 kg
ebike.rackCapacityKgretailer:bikeexchange / parseGepäckträger: Racktime, RT-336, 25 kg
ebike.frameShaperetailer:bikeexchange / parseLowstep

Warnings

Score breakdown

{
  "frameScore": 8,
  "drivetrainScore": 0,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 0,
  "weightAdjustment": 0,
  "equipmentValue": 13,
  "notes": [
    "Frame material unknown: scored below aluminium rather than assumed.",
    "Groupset not identified: 0 drivetrain points.",
    "Wheels unknown: scored level with basic aluminium, which is neither a reward for omitting the wheelset nor a penalty for naming a cheap one.",
    "Weight not published: no weight adjustment either way.",
    "Fork series not stated: scored at the bottom of the fork ladder rather than assumed."
  ],
  "marketPrice": null,
  "valueScore": null,
  "savingsVsMarket": null
}

AI normalization

{
  "requested": [
    "frameMaterial",
    "wheelMaterial",
    "wheelTier",
    "brakes",
    "weightKg"
  ],
  "applied": [],
  "rejected": [],
  "notes": "The source identifies the brakes only as disc brakes (\"Art der Bremse: Scheibenbremse\") and does not establish whether they are hydraulic or mechanical. The listed 24 refers to sprocket tooth count, not rear sprocket count. The wheelset model Ryde Zac421 is named, but no defensible tier is established from the permitted vocabulary.",
  "raw": {
    "frameMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0.99
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schaltung: Shimano Internal Gear Hub Nexus",
      "confidence": 0.99
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "Schaltung: Shimano Internal Gear Hub Nexus",
      "confidence": 0.99
    },
    "electronicShifting": {
      "value": "false",
      "evidence": "Schalthebel: Shimano, Nexus, Twist shifter",
      "confidence": 0.92
    },
    "speeds": {
      "value": null,
      "evidence": null,
      "confidence": 0.98
    },
    "mixedGroupset": {
      "value": "false",
      "evidence": "Schaltung: Shimano Internal Gear Hub Nexus",
      "confidence": 0.9
    },
    "wheelMaterial": {
      "value": "aluminium",
      "evidence": "Laufräder: Ryde, Zac421, Hohlkammer, Aluminium",
      "confidence": 0.99
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0.98
    },
    "brakes": {
      "value": null,
      "evidence": null,
      "confidence": 0.99
    },
    "weightKg": {
      "value": null,
      "evidence": null,
      "confidence": 0.99
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0.99
    },
    "notes": "The source identifies the brakes only as disc brakes (\"Art der Bremse: Scheibenbremse\") and does not establish whether they are hydraulic or mechanical. The listed 24 refers to sprocket tooth count, not rear sprocket count. The wheelset model Ryde Zac421 is named, but no defensible tier is established from the permitted vocabulary."
  }
}

Normalized record

{
  "id": "bikeexchange:winora_sinus_r8e_lowstep_2023",
  "retailer": "bikeexchange",
  "retailerProductId": "winora_sinus_r8e_lowstep_2023",
  "productUrl": "https://www.bikeexchange.de/de-DE/products/winora_sinus_r8e_lowstep_2023?sku=WIN_0000133656",
  "brand": "Winora",
  "model": "Sinus R8E (Lowstep)",
  "modelYear": 2025,
  "category": "e-bike",
  "categoryBasis": "route",
  "sourceCategory": "e-bike",
  "price": 2219.4,
  "originalPrice": 3699,
  "currency": "EUR",
  "discountPercent": 40,
  "frameMaterial": "unknown",
  "frameModel": null,
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Nexus",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": null,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "Nexus",
    "hubs": "Nexus"
  },
  "groupsetTierSpread": 0,
  "crank": "Winora, geschmiedet, Aluminium",
  "cassette": "Gates, sprocket, 24 - Zähnezahl",
  "brakes": "unknown",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "front",
  "fork": {
    "make": "SR Suntour",
    "line": null,
    "tier": "unknown",
    "travelMm": 63
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": true,
  "hubDynamo": null,
  "rack": true,
  "mudguards": true,
  "chaincase": null,
  "kickstand": true,
  "lighting": true,
  "wheelSize": null,
  "wheelset": "Ryde, Zac421, Hohlkammer, Aluminium",
  "wheelMaterial": "aluminium",
  "wheelTier": "unknown",
  "tyres": "Schwalbe, Marathon Almotion, 55-584, 27.5\" x 2.15\"",
  "weightKg": null,
  "ebike": {
    "motor": {
      "text": "Bosch | Bosch, Performance Line Smart System, 250W, 75 Nm",
      "brand": "bosch",
      "model": null,
      "position": "mid",
      "torqueNm": 75,
      "torqueSource": "retailer",
      "ratedPowerW": 250,
      "peakPowerW": null
    },
    "battery": {
      "text": "500 Wh | Bosch, PowerTube, 500 Wh",
      "capacityWh": 500,
      "count": 1,
      "integration": "integrated",
      "removable": null
    },
    "speedClass": "pedelec-25",
    "rangeExtender": "unknown",
    "display": "Intuvia 100 + LED Remote",
    "abs": null,
    "autoShift": null,
    "statedRangeKm": null,
    "eDiscipline": "unknown",
    "eDisciplineBasis": null,
    "frameShape": "step-through",
    "cargoType": "unknown",
    "maxSystemWeightKg": 130,
    "rackCapacityKg": 25,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "46cm",
      "size": "46",
      "sizeCm": 46,
      "inStock": true,
      "stockCount": null,
      "price": 2774.25,
      "seller": null,
      "deliveryNote": null
    },
    {
      "rawSize": "50cm",
      "size": "50",
      "sizeCm": 50,
      "inStock": true,
      "stockCount": null,
      "price": 2219.4,
      "seller": "E-Bike Center Bredstedt",
      "deliveryNote": "Reguläre Lieferzeit 3 Tage"
    },
    {
      "rawSize": "54cm",
      "size": "54",
      "sizeCm": 54,
      "inStock": true,
      "stockCount": null,
      "price": 3439,
      "seller": null,
      "deliveryNote": null
    }
  ],
  "seller": "E-Bike Center Bredstedt",
  "availability": "in-stock",
  "gtins": [
    "4054624142468"
  ],
  "imageUrl": "https://images.cdn.europe-west1.gcp.commercetools.com/078b97e9-ed31-4c81-baae-cdd44f3bf3c1/6cb9d573a0b617e0d2ad-GLwxagok.png",
  "rawTitle": "Winora Sinus R8E (Lowstep)",
  "fetchedAt": "2026-09-26T06:45:14.921Z",
  "normalizationConfidence": 0.71,
  "warnings": [
    {
      "code": "brake-actuation-unstated",
      "message": "The spec table says \"Scheibenbremse\" without saying whether the disc brake is hydraulic or mechanical. Recorded as unknown; the two are not interchangeable to a buyer.",
      "severity": "info"
    },
    {
      "code": "frame-material-unknown",
      "message": "Frame material could not be established.",
      "severity": "high"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel"
    ],
    "applied": [],
    "rejected": [],
    "notes": "",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motorhersteller: Bosch",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryWh": {
        "value": "500",
        "evidence": "Akkukapazität: 500 Wh",
        "confidence": 1
      },
      "speedClass": {
        "value": "pedelec-25",
        "evidence": "Maximale Motorunterstützung: bis 25 km/h",
        "confidence": 1
      },
      "batteryIntegration": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "frameShape": {
        "value": "step-through",
        "evidence": "TITLE: Winora Sinus R8E (Lowstep)",
        "confidence": 0.95
      },
      "notes": ""
    }
  }
}

Parsed specification table

{
  "Zulässiges Gesamtgewicht": "130.0 kg",
  "Bremsscheibe vorne": "⌀ 180mm (Tektro, TR160, 160 mm)",
  "Bremsscheibe hinten": "⌀ 160mm (Tektro, TR180, 180 mm)",
  "Art der Bremse": "Scheibenbremse",
  "Bremshebel": "Tektro, T275, Aluminium,",
  "Speichen": "Sapim, Leader, Black",
  "Nabe hinten": "Shimano, Nexus",
  "Laufräder": "Ryde, Zac421, Hohlkammer, Aluminium",
  "Nabe vorne": "alu hub",
  "Schläuche": "Dunlop valve",
  "Reifen": "Schwalbe, Marathon Almotion, 55-584, 27.5\" x 2.15\"",
  "Vorbau": "XLC, A-Head verstellbar, A-head, 31.8 mm",
  "Steuersatz": "Feimin, A-Head Tapered, Aluminium, Cartridge",
  "Lenker": "Ergobar, oversize, 640 mm",
  "Display": "Intuvia 100 + LED Remote",
  "Akkukapazität": "500 Wh",
  "Drehmoment": "75 Nm",
  "Akkuhersteller": "Bosch",
  "Motorhersteller": "Bosch",
  "Maximale Motorunterstützung": "bis 25 km/h",
  "Akku": "Bosch, PowerTube, 500 Wh",
  "Motor": "Bosch, Performance Line Smart System, 250W, 75 Nm",
  "Motorposition": "Mittelmotor",
  "Schutzblech": "SKS, Chromoplastics",
  "Schloss": "Abus, upgradable over Plus System",
  "Ständer": "Ursus, Mooi, hinterer Ständer",
  "Licht hinten": "AXA, Juno Ebike",
  "Gepäckträger": "Racktime, RT-336, 25 kg",
  "Licht vorne": "Herrmans, Herrmans MR-GO, 30 lm",
  "Kassette": "Gates, sprocket, 24 - Zähnezahl",
  "Schaltung": "Shimano Internal Gear Hub Nexus",
  "Kurbel": "Winora, geschmiedet, Aluminium",
  "Kettenblätter": "Gates, Aluminium, 50 Zähnezahl",
  "Pedale": "VP, E461, Aluminium, mit Reflektor",
  "Schalthebel": "Shimano, Nexus, Twist shifter",
  "Innenlager": "im Motor integriert",
  "Kettenführung": "Nylon Direktmontage",
  "Kette / Riemen": "Gates, CarbonDrive",
  "Sattel": "Selle Royal, Viento",
  "Sattelklemme": "quick release, Quick release, 34.9 mm",
  "Sattelstütze": "XLC, Aluminium, Patent suspension, 31.6 mm",
  "Gabel Bauart": "Federgabel",
  "Federweg vorne": "63mm",
  "Gabelhersteller": "SR Suntour",
  "Gabel": "SR Suntour, NEX E25-HLO, Lockout, Stahlfeder, Federweg= 63 mm, Aluschaft 1 1/8\" - 1 1/2\" tapered",
  "Jahr": "2025"
}

Raw adapter output

{
  "retailer": "bikeexchange",
  "retailerProductId": "winora_sinus_r8e_lowstep_2023",
  "productUrl": "https://www.bikeexchange.de/de-DE/products/winora_sinus_r8e_lowstep_2023?sku=WIN_0000133656",
  "extractionMethod": "embedded-json",
  "sourceCategory": "e-bike",
  "rawTitle": "Winora Sinus R8E (Lowstep)",
  "rawBrand": "Winora",
  "price": 2219.4,
  "originalPrice": 3699,
  "currency": "EUR",
  "imageUrl": "https://images.cdn.europe-west1.gcp.commercetools.com/078b97e9-ed31-4c81-baae-cdd44f3bf3c1/6cb9d573a0b617e0d2ad-GLwxagok.png",
  "rawSpecifications": {
    "Zulässiges Gesamtgewicht": "130.0 kg",
    "Bremsscheibe vorne": "⌀ 180mm (Tektro, TR160, 160 mm)",
    "Bremsscheibe hinten": "⌀ 160mm (Tektro, TR180, 180 mm)",
    "Art der Bremse": "Scheibenbremse",
    "Bremshebel": "Tektro, T275, Aluminium,",
    "Speichen": "Sapim, Leader, Black",
    "Nabe hinten": "Shimano, Nexus",
    "Laufräder": "Ryde, Zac421, Hohlkammer, Aluminium",
    "Nabe vorne": "alu hub",
    "Schläuche": "Dunlop valve",
    "Reifen": "Schwalbe, Marathon Almotion, 55-584, 27.5\" x 2.15\"",
    "Vorbau": "XLC, A-Head verstellbar, A-head, 31.8 mm",
    "Steuersatz": "Feimin, A-Head Tapered, Aluminium, Cartridge",
    "Lenker": "Ergobar, oversize, 640 mm",
    "Display": "Intuvia 100 + LED Remote",
    "Akkukapazität": "500 Wh",
    "Drehmoment": "75 Nm",
    "Akkuhersteller": "Bosch",
    "Motorhersteller": "Bosch",
    "Maximale Motorunterstützung": "bis 25 km/h",
    "Akku": "Bosch, PowerTube, 500 Wh",
    "Motor": "Bosch, Performance Line Smart System, 250W, 75 Nm",
    "Motorposition": "Mittelmotor",
    "Schutzblech": "SKS, Chromoplastics",
    "Schloss": "Abus, upgradable over Plus System",
    "Ständer": "Ursus, Mooi, hinterer Ständer",
    "Licht hinten": "AXA, Juno Ebike",
    "Gepäckträger": "Racktime, RT-336, 25 kg",
    "Licht vorne": "Herrmans, Herrmans MR-GO, 30 lm",
    "Kassette": "Gates, sprocket, 24 - Zähnezahl",
    "Schaltung": "Shimano Internal Gear Hub Nexus",
    "Kurbel": "Winora, geschmiedet, Aluminium",
    "Kettenblätter": "Gates, Aluminium, 50 Zähnezahl",
    "Pedale": "VP, E461, Aluminium, mit Reflektor",
    "Schalthebel": "Shimano, Nexus, Twist shifter",
    "Innenlager": "im Motor integriert",
    "Kettenführung": "Nylon Direktmontage",
    "Kette / Riemen": "Gates, CarbonDrive",
    "Sattel": "Selle Royal, Viento",
    "Sattelklemme": "quick release, Quick release, 34.9 mm",
    "Sattelstütze": "XLC, Aluminium, Patent suspension, 31.6 mm",
    "Gabel Bauart": "Federgabel",
    "Federweg vorne": "63mm",
    "Gabelhersteller": "SR Suntour",
    "Gabel": "SR Suntour, NEX E25-HLO, Lockout, Stahlfeder, Federweg= 63 mm, Aluschaft 1 1/8\" - 1 1/2\" tapered",
    "Jahr": "2025"
  },
  "rawFeatures": [
    "Bosch",
    "500wh",
    "Nabenschaltung",
    "Beschreibung"
  ],
  "rawSizes": [
    {
      "rawSize": "46cm",
      "size": "46",
      "sizeCm": 46,
      "inStock": true,
      "stockCount": null,
      "price": 2774.25,
      "seller": null,
      "deliveryNote": null
    },
    {
      "rawSize": "50cm",
      "size": "50",
      "sizeCm": 50,
      "inStock": true,
      "stockCount": null,
      "price": 2219.4,
      "seller": "E-Bike Center Bredstedt",
      "deliveryNote": "Reguläre Lieferzeit 3 Tage"
    },
    {
      "rawSize": "54cm",
      "size": "54",
      "sizeCm": 54,
      "inStock": true,
      "stockCount": null,
      "price": 3439,
      "seller": null,
      "deliveryNote": null
    }
  ],
  "availabilityText": "sizes 3: 3 stocked, 0 gone, 0 unread",
  "fetchedAt": "2026-09-26T06:45:14.921Z",
  "sourceMeta": {
    "skus": [
      "4054624142468"
    ],
    "shopSkus": [
      "WIN_0000133656",
      "WIN_0000133655",
      "WIN_0000133656",
      "WIN_0000133657"
    ],
    "seller": "E-Bike Center Bredstedt",
    "sellerOfSize": "50cm",
    "sellerId": "46ec243d-f872-4c44-adb7-bf76bcac762b",
    "storeKey": "store_01KBR4NSECEBCAJH243YD333SM_eur",
    "storeCity": "Bredstedt",
    "storeCountry": "DE",
    "storeDelivers": true,
    "storeClickAndCollect": true,
    "storeReservation": true,
    "storeDeliveryTime": "P3D",
    "shippingPrice": 90,
    "hasMoreSellers": true,
    "condition": "NEW",
    "ctProductId": "14e79e29-d95b-4cdd-9968-372e31009331",
    "shopCategory": "E-City & Urban",
    "colourCount": 1,
    "fetchedSku": "WIN_0000133656"
  },
  "listingPath": [
    "E-Bikes",
    "E-City & Urban"
  ]
}

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